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POTOSI WATERWORKS

Drinking water quality, contact, and Consumer Confidence Report

Serving 1 city in WI Β· PWSID WI1220117

POTOSI WATERWORKS serves 718 people. See EPA records and contact info below.

Warning
5 above health guidelines
People served
718

Data sources: EPA SDWIS, POTOSI WATERWORKS's published Consumer Confidence Report, Wisconsin Department of Environmental Protection.

This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.

1K
People Served
1
City
1
Water Sources
0
MCL Violations

Official POTOSI WATERWORKS Resources

POTOSI WATERWORKS Service Area

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Service Area

This map shows the approximate service area for POTOSI WATERWORKS. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

POTOSI WATERWORKS Water Quality Grade

F
Failing

Significant water quality issues. Filter recommended.

Quality Score50/100
5
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is POTOSI WATERWORKS Water Safe to Drink?

POTOSI WATERWORKS has reported 5 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 718 people across 1 city in WI. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in Wisconsin β†’How does Wisconsin water quality rank nationally? β†’

POTOSI WATERWORKS Service Area

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POTOSI WATERWORKS Contact & Information

Phone

Emergency Line

1-888-936-7463

24/7 After-Hours

Mailing Address

105 N MAIN ST PO BOX 45 Potosi, WI 53820

B2B Contact Data

B2B Contact Data Available

Contacts for POTOSI WATERWORKS

Updated Jan 2026
Sample Preview (masked)
NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
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Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

Not specified

POTOSI WATERWORKS Consumer Confidence Report

A Consumer Confidence Report (CCR) is the EPA-mandated annual water-quality report every community water system must publish by July 1 each year (Safe Drinking Water Act Β§1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.

A current CCR for POTOSI WATERWORKS has not been published or validated on TapWaterData yet.

Publish your 2027 CCR

Are you the water operator here? Publish your official 2027-compliant CCR on this page β€” residents already find it here.

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Residents: contact the utility directly using the phone number above, or check the EPA’s national CCR portal. Reports are typically distributed by mail or posted on the utility’s official website.

POTOSI WATERWORKS Annual Water Quality Reports

2026 Water Quality Report
Latest Consumer Confidence Report (CCR)
View Report

Historical reports are being compiled. Check back soon for archived water quality data.

What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.

Recommended Water Filters for POTOSI WATERWORKS

Based on water quality data from cities served by POTOSI WATERWORKS, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Frequently Asked Questions about POTOSI WATERWORKS

Is POTOSI WATERWORKS water safe to drink?

POTOSI WATERWORKS has reported 5 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports for specific water quality details.

Does POTOSI WATERWORKS have PFAS in its water?

POTOSI WATERWORKS has PFAS monitoring data on record and no PFAS compounds are currently above EPA health-based guidelines. EPA finalized new PFAS drinking-water rules in 2024 requiring ongoing monitoring through 2029.

How do I pay my POTOSI WATERWORKS water bill?

POTOSI WATERWORKS bills can be paid at the utility's official payment portal: https://apps.dnr.wi.gov/dnr_epay/.

How many people does POTOSI WATERWORKS serve?

POTOSI WATERWORKS serves 718 people across 1 city in WI.

What cities does POTOSI WATERWORKS serve?

POTOSI WATERWORKS provides water service to: Potosi, WI.

Does POTOSI WATERWORKS have any EPA violations?

No, POTOSI WATERWORKS has no MCL violations on record.

What is POTOSI WATERWORKS's phone number?

You can contact POTOSI WATERWORKS at . Their mailing address is: 105 N MAIN ST PO BOX 45 Potosi, WI 53820.

Where can I find POTOSI WATERWORKS's Consumer Confidence Report?

Community water systems must publish an annual CCR. If you're looking for POTOSI WATERWORKS's CCR, contact them at the number on your water bill or check back here β€” we update monthly. The 2027 revised CCR Rule introduces new direct-URL distribution requirements.

Similar water utilities in Wisconsin

How we built this page

Water-quality and contact data on this page comes from public federal and state records. We update each utility's record whenever its underlying source publishes new data β€” typically within days of an EPA SDWIS refresh.

Spotted a data issue? Use the Spotted something off? link at the bottom of the page β€” corrections feed back into the next data refresh. Learn more about TapWaterData.

Are you POTOSI WATERWORKS? Publish your 2027 CCR

TapWaterData runs a free CCR publishing service for community water systems. Claim this listing to publish your Consumer Confidence Report here β€” it inherits this page's search authority and reaches every customer who Googles POTOSI WATERWORKS.

  • EPA-compliant distribution. Satisfies the 2027 Revised CCR Rule direct-URL requirement with an auditable archive.
  • Publish once a year. Agent-assisted workflow; no login setup for small systems.
  • Inherits this page's reach. Your published CCR appears directly on the page customers already find on Google.
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